From Greek: para allelois beside one another. Lines are parallel if they lie in the same plane, and are the same distance apart over their entire length. Try this Drag any orange dot at the points P or Q. As the line PQ moves, the line RS will remain parallel to it. Parallel lines remain the same distance apart over their entire length.
It is important to know whether the cancer has got into the lymph glands because they are one of the main mechanisms by which the cancer can spread to other parts of the body. As long as the spread is just to the lymph glands near to the colon then this would indicate Stage 3 cancer.
What is Lymphoma? Lymphoma is the name for a group of blood cancers that start in the lymphatic system or the Lymph nodes or glands. The lymphatic system is part of the bodyâs immune system â the bodyâs defense against infection. The marrow and lymphocytes are part of the immune system.